517  
CDUS43 KDTX 280543  
CLIDTW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
143 AM EDT THU SEP 28 2023  
   
...............................
 
 
   
..THE DETROIT MI CLIMATE SUMMARY FOR SEPTEMBER 27 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 156 PM 88 1891 70 -6 64  
MINIMUM 59 1058 PM 34 1899 51 8 48  
AVERAGE 62 61 1 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.64 1.28 1896 0.09 0.55 0.00  
MONTH TO DATE 2.06 2.95 -0.89 0.99  
SINCE SEP 1 2.06 2.95 -0.89 0.99  
SINCE JAN 1 31.07 26.70 4.37 19.39  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 6 -3 9  
MONTH TO DATE 28 73 -45 45  
SINCE SEP 1 28 73 -45 45  
SINCE JUL 1 35 82 -47 45  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 75 86 -11 138  
SINCE SEP 1 75 86 -11 138  
SINCE JAN 1 713 833 -120 1043    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 PM  
LOWEST 75 1200 AM  
AVERAGE 86  
   
......................................................
 
 
THE DETROIT MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 87 1905  
MINIMUM TEMPERATURE (F) 51 33 1991  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 727 AM EDT SUNSET 720 PM EDT  
SEPTEMBER 29 2023.....SUNRISE 728 AM EDT SUNSET 719 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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